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BIO 353 Final Exam Review Questions And Answers 2024/2025 Updates
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BIO 353 Final Exam Review Questions And Answers 2024/2025 Updates Which one (1) of the following is NOT considered part of the cytoplasm? ANS Nucleus Antifungal drugs such as Lamisil and Amphotericin B destroy fungal cells by targeting which one of the following molecules found in fungal, but ...

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  • October 11, 2024
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  • 2024/2025
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BIO 353 Final Exam Review Questions And Answers
Which one (1) of the following is NOT considered part of the cytoplasm? ANS Nucleus


Antifungal drugs such as Lamisil and Amphotericin B destroy fungal cells by targeting which one of
the following molecules found in fungal, but not animal, cell membranes? ANS Ergosterol



The DNA of a prokaryotic cell is located primarily in the _______________. ANS nucleoid


The water temperature of streams that flow from glaciers in the Swiss Alps is less than 1°C. What
type of organism is most likely to be found in this environment? ANS Psychrophiles



What are the major components of a cytoskeleton? ANS microtubules, intermediate filaments,
and actin filaments



Which cellular structure is important in detoxification and lipid synthesis? ANS Smooth
Endoplasmic Reticulum



Which of the following organelles have two (2) or more membranes? Mark all that apply. ANS
Chloroplasts, Mitochondria



Which of the following options are characteristics of Protozoans? Select all that apply ANS
Some act as parasites and are associated with human disease, they are single celled



Which type of biological molecule contains genes, the basic unit of heredity? ANS Nucleic Acids



What is the classification of molecule is shown below? ANS



Phospholipids are amphipathic. This means that they _______. ANS Contain both hydrophobic
and hydrophilic regions.

, What kind of bond links monosaccharides together in polysaccharide molecules? ANS
Glycosidic



Which one of the following is TRUE regarding organic molecules? ANS Organic molecules all
contain carbon


What is glycogen? ANS A storage polysaccharide found in animals


Which small organic molecule is known to act as a neurotransmitter that slows down nervous
impulses and induces sleep? ANS Adenosine


The image below is phycocyanobilin, a blue pigment found in photosynthetically active blue-green
algae. This pigment is covalently attached to certain proteins and gives these proteins the ability to
harvest light energy. Phycocyanobilin is an example of a(n) _____________. ANS Prosthetic
Group



What chemical bonds hold together an alpha helix in a protein? ANS Hydrogen bonds between
atoms in the polypeptide backbone



In general, proteins found in the cytosol fold so that ___________________. ANS Polar amino
acids are found primarily on the surface of the protein.


In general, molecules that bind to proteins are called ______________. ANS Ligands


The following image shows the 'beads-on-a-string' model of DNA. Where is Gene 1 located? ANS
Linker DNA



Which one of the following statements best describes the chromosome scaffold? ANS It is
composed of non-histone proteins that serve as the backbone of M-Phase chromosomes.



Which nitrogenous base is found only in RNA? ANS Uracil

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